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  • Wrong central directory signature

    I'm getting an exception unzipping a file ("Wrong Central Directory signature") from the ZipFile class. The exception occurs in the function ReadEntries. I'm constructing the class using a stream... FileStream fs = File.OpenRead(Program.CMSZip); ZipFile zf = new ZipFile(fs); The code...
    Posted to Forum by bobulus on 07-15-2015
  • Re: reading a zip file in Windows(Re: CleanName in ZipEntry.cs)

    (re-post in Firefox) I came across this issue only recently, more than a year after the same code was successfully tested and implemented in production. So, I don't know if I had an incorrect design/coding in the first place or had tested it incorrectly or something changed in Windows or else. But...
    Posted to Forum by gimmely on 05-27-2015
  • Advanced altering of ZIP file contents

    Hello, I need help for properly using ZIP library altering ZIP files: 1. I need to dynamically alter compression level of newly added deflated ZIP entries (1 to 9), not only added with maximum compression 9. I didn't find proper way by using ZipFile class or by ZipOutputStream. So add a fast patch...
    Posted to Forum by arahomex on 03-05-2014
  • Version required to extract this entry not supported (788)

    Hi, I received an encrypted zip created by 7-Zip 9.04 beta Copyright (c) 1999-2009 Igor Pavlov 2009-05-30 p7zip Version 9.04 (locale=en_US.UTF-8,Utf16=on,HugeFiles=on,16 CPUs) and during the unzip with SharpZipLib 860 the following exception occured "Version required to extract this entry not supported...
    Posted to Forum by EricS on 07-10-2013
  • Extracting splitted archives

    Hello, is it possible to extract splitted archives? I always get an error message if I try to get the input stream of zip file's zip entry. The message is "wrong local header". The files in the explorer look like this: data.zip data.z01 data.z02 ... Thank you for your help!
    Posted to Forum by Henrik82 on 06-22-2012
  • SharpZipLib cannot compress ICSharpCode.SharpZipLib.dll

    This seems bitterly ironic, and hope I don't make a fool of myself in this first post to the community. When I try to compress ICSharpCode.SharpZipLib.dll I get the following exception: ICSharpCode.SharpZipLib.Zip.ZipException: Entry size/stream size mismatch 1. This happens even when I apply the...
    Posted to Forum by SFun28 on 04-11-2011
  • Broken ZIP files with #ziplib 0.86.0.518

    I was using the following piece of code: ... ZipEntry e = new ZipEntry (name); crc.Reset (); crc.Update (data); e.Crc = crc.Value; e.DateTime = dateTime; e.Size = data.Length; e.CompressionMethod = CompressionMethod.Deflated; zip.PutNextEntry (e); zip.Write (data, 0, data.Length); ... The ZIP file produced...
    Posted to Forum by petrus on 12-24-2010
  • Extracting to blank 0 kB file

    Hi friends, I am having a problem in unzipping a file, its extracting as 0 KB doc file, eventhough zipfile has valid document file.When I observed the process its creating a blank .doc file and failing to read from zip file or write into .doc file. I am using ICSharpCode.SharpZipLib.dll(Version 0.85...
    Posted to Forum by Devaraja on 10-27-2009
  • issue with ICSharpCode.SharpZipLib for .net 2.0 framework

    Hi, We have migrated .Net 1.1 to .Net 2.0 windows application developed in C# . The .Net 1.1 application uses ICSharpCode.SharpZipLib of version 0.5.0.0 . It compiles successfully. But while running the migrated 2.0 application with latest version of ICSharpCode.SharpZipLib 0.85.5.452 gives the error...
    Posted to Forum by Anil Kumar on 09-03-2009
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